As a vital component of urban roadway network, signalized intersection plays animportant role in road connection and operation. At signalized intersections, left-turntraffic produces the most number of conflicts, delays and accidents, which seriouslyaffects road safety and efficiency. Thus, left-turn traffic has become the key anddifficult point in the management and organization of signalized intersections. Thestudy of capacity of left-turn traffic can not only be used as the main basis ofintersection plan...